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ASCP Exam & ASCP Certification Info


The American Society for Clinical Pathology (ASCP) is a professional organization for pathologists and laboratory professionals. It provides certification for various laboratory professions. The ASCP certification exams are designed to assess the skills, knowledge, and abilities necessary for competent performance in the medical laboratory.

Step 1: Eligibility and Application

Before you can take an ASCP exam, you must first meet the eligibility requirements. These requirements vary depending on the specific certification you are seeking. You can find the eligibility requirements on the ASCP website at https://www.ascp.org/content/board-of-certification/get-credentialed. Once you have determined that you are eligible, you can apply for the exam through the same website. There is an application fee, which also varies depending on the certification.

Step 2: Scheduling the Exam

Once your application has been approved, you will receive an email with instructions on how to schedule your exam. The ASCP exams are administered by Pearson VUE, a leading provider of global computer-based testing solutions for information technology, academic, government, and professional testing programs. You can schedule your exam at a Pearson VUE test center near you. You can find a test center on the Pearson VUE website at https://home.pearsonvue.com/ascp.

Step 3: Taking the Exam

On the day of the exam, you should arrive at the test center at least 30 minutes before your scheduled exam time. You will need to bring a valid, government-issued ID with you. The exam format and length vary depending on the specific certification. After the exam, you will receive your scores immediately.

The ASCP offers these certification exams throughout the United States and internationally. You can find more information about the exam locations on the ASCP website at https://www.ascp.org/content/board-of-certification/international.



American Society for Clinical Pathology


American Society for Clinical Pathology Exams

ASCP CA Medical Laboratory Scientist (CAMLS)

The ASCP CA Medical Laboratory Scientist certification test is a comprehensive examination for professionals seeking to validate their skills and knowledge in clinical laboratory procedures. It covers areas such as hematology, immunology, clinical chemistry, microbiology, and molecular pathology. This certification is recognized by the California Department of Public Health, making it a valuable credential for lab professionals aiming to advance in their careers. The test requires thorough preparation and understanding of laboratory practices, and passing it demonstrates a high level of competency in the medical laboratory science field.

100 - Multiple Choice
180 Minutes
ASCP CA Medical Laboratory Technician (CAMLT)

The ASCP CA Medical Laboratory Technician certification test is a comprehensive exam administered by the American Society for Clinical Pathology. It evaluates candidates' knowledge and competence in the field of medical laboratory technology. The test covers various topics, including microscopy, hematology, immunology, clinical chemistry, and microbiology. This certification is a notable credential for medical laboratory professionals, signifying their proficiency and commitment to maintaining high standards in the healthcare industry. To qualify for the test, candidates must meet specific educational and clinical training prerequisites. Successful completion of the exam indicates readiness to practice as a certified Medical Laboratory Technician.

100 - Multiple Choice
180 Minutes
ASCP Histotechnician (ASCP-HT)

The ASCP Histotechnician certification test is a comprehensive examination that evaluates the knowledge and skills of aspiring histotechnicians. Administered by the American Society for Clinical Pathology (ASCP), the test covers areas such as fixation, processing, embedding, sectioning, staining, and lab operations. Passing this test demonstrates mastery in histotechnology, qualifying the individual to work in medical and research laboratories. The exam requires rigorous preparation and a deep understanding of histotechnology processes and practices. Successful certification enhances professional credibility and may open up more job opportunities.

100 - Multiple Choice
Fixation - 15-25%
Processing - 10-20%
Embedding/Microtomy - 15-25%
Staining - 30-40%
Laboratory Operations - 10-15%

150 Minutes
ASCP Histotechnician International (ASCP-HTI)

The ASCP Histotechnician International certification test is a globally recognized exam designed to evaluate and certify an individual's skills and knowledge in histotechnology. The examination covers a wide range of topics including fixation, processing, microtomy, staining and laboratory operations. This certification is essential for professionals in the field of histology, validating their competence in performing intricate technical procedures. The test consists of multiple-choice questions, and successful completion leads to the HT (ASCPi) credential, demonstrating professional proficiency and commitment to maintaining quality standards in histology laboratories worldwide.

100 - Multiple Choice
Fixation - 15-25%
Processing - 10-20%
Embedding/Microtomy - 15-25%
Staining - 30-40%
Laboratory Operations - 10-15%

150 Minutes
ASCP Histotechnologist (ASCP-HTL)

The ASCP Histotechnologist certification test is a comprehensive exam for professionals in the field of histotechnology, administered by the American Society for Clinical Pathology. It evaluates knowledge and skills in preparing tissue samples for microscopic examination, including fixation, processing, embedding, sectioning, and staining. Topics also include laboratory operations, safety procedures, quality control, and instrumentation. Passing this exam demonstrates an individual’s competency and commitment to high-quality laboratory practices, thereby increasing their employability and career advancement opportunities. The certification must be maintained through continuing education.

100 - Multiple Choice
Fixation - 15-25%
Processing - 10-20%
Embedding/Microtomy - 15-25%
Staining - 30-40%
Laboratory Operations - 10-15%

150 Minutes
ASCP Histotechnologist International (ASCP-HTLI)

The ASCP Histotechnologist International certification test is a comprehensive exam that evaluates the knowledge and skills of histotechnologists, professionals who prepare and analyze human tissue samples for diagnosis. Administered by the American Society for Clinical Pathology (ASCP), the test covers a range of topics including fixation, processing, microtomy, staining, and laboratory operations. It ensures the competence of these laboratory specialists in handling delicate tissue samples, maintaining laboratory safety, and providing accurate diagnostic data. Successful completion of the test earns the internationally recognized HTL(ASCPi) credential, signifying professional proficiency in histotechnology.

100 - Multiple Choice
Fixation - 15-25%
Processing - 10-20%
Embedding/Microtomy - 15-25%
Staining - 30-40%
Laboratory Operations - 10-15%

150 Minutes
ASCP Medical Laboratory Assistant (ASCPMLA)

The ASCP Medical Laboratory Assistant certification test is a stringent examination designed to verify a candidate's proficiency in laboratory procedures. Administered by the American Society for Clinical Pathology (ASCP), the test covers key areas such as specimen collection and processing, lab operations, quality assurance and safety, and professional issues. Successful candidates demonstrate a comprehensive understanding of laboratory practices and the ability to assist medical laboratory professionals in the accurate, efficient, and safe performance of lab tests. The certification enhances the credibility and career prospects of medical laboratory assistants.

100 - Multiple Choice
Patient Registration and Specimen Collection - 10 - 15%
Specimen Preparation and Processing - 30-35 %
Support for Clinical Testing - 20 -25%
Waived and Point-of-Care Testing - 5 - 10%
Laboratory Operations - 20 -25%

180 Minutes
ASCP Medical Laboratory Scientist (MLS)

The ASCP Medical Laboratory Scientist certification test is a comprehensive examination for individuals aiming to become certified medical laboratory scientists. Administered by the American Society for Clinical Pathology, the test evaluates a candidate's knowledge and competency in areas such as clinical chemistry, hematology, microbiology, immunology, and laboratory operations. Successful completion demonstrates proficiency in conducting and analyzing laboratory tests, essential for accurate diagnosis and treatment in healthcare. The exam requires a relevant bachelor's degree and laboratory experience, ensuring that certified professionals are highly skilled and equipped to deliver reliable, quality patient care.

100 - Multiple Choice
180 Minutes
ASCP Medical Laboratory Technician (ASCPMLT)

The ASCP Medical Laboratory Technician certification test is a comprehensive exam designed to assess knowledge and proficiency in the field of clinical laboratory procedures. Administered by the American Society for Clinical Pathology, it covers five key areas: blood banking, chemistry, hematology, microbiology, and immunology. Successful completion signifies mastery in medical laboratory techniques, ensuring safe and effective patient care. The certification enhances professional credibility, potentially leading to career advancement. The test consists of 100 multiple-choice questions and requires a thorough understanding of each subject matter.

100 - Multiple Choice
180 Minutes
ASCP NY Medical Laboratory Scientist (NYMLS)

The ASCP NY Medical Laboratory Scientist certification test is a comprehensive examination that validates the knowledge and skills of aspiring medical lab scientists. It covers areas like clinical chemistry, hematology, immunology, microbiology, molecular pathology, and laboratory operations. Successful completion signifies competence to perform in a medical laboratory setting. The test adheres to New York state requirements and the standards of the American Society for Clinical Pathology (ASCP). To sit for the exam, candidates must meet educational and clinical experience prerequisites. The certification is widely recognized, enhancing employability and professional growth in the medical lab science field.

100 - Multiple Choice
180 Minutes
ASCP NY Medical Laboratory Technician (NYMLT)

The ASCP NY Medical Laboratory Technician certification test is a rigorous examination administered by the American Society for Clinical Pathology (ASCP). It assesses the knowledge and skills of aspiring medical lab technicians for professional practice in New York. The test covers areas like chemistry, hematology, microbiology, immunology, and laboratory operations. Successful completion signifies that candidates have met high standards of proficiency and are prepared to perform their duties in a clinical lab setting. This certification is often required by employers, demonstrating the technician’s commitment to quality healthcare.

100 - Multiple Choice
180 Minutes
ASCP Phlebotomy Technician (ASCPPBT)

The ASCP Phlebotomy Technician certification test is a comprehensive examination administered by the American Society for Clinical Pathology. It evaluates a candidate's knowledge and skills in phlebotomy, a medical discipline focused on drawing blood for testing, transfusions, or research. Subjects covered include blood collection procedures, lab safety, and patient identification. Successful completion of this test demonstrates a candidate's proficiency in phlebotomy and qualifies them for professional certification. It ensures they can correctly perform venipunctures, handle specimens, and adhere to all safety protocols. This certification is often required for employment in the phlebotomy field.

100 - Multiple Choice
Knowledge of Circulatory System and Blood Composition - 5 – 10%
Processes Related to the Collection of Blood Specimens - 45 – 50%
Processes Related to the Handling, Transport and Processing of Laboratory Specimens - 15 – 20%
Knowledge and Processes Associated with Rapid Test Methods - 3 – 8%
Processes Related to the Collection of Non-Blood Specimens - 5 – 10%
Safety, Quality Assurance/Control and Regulatory Applications - 15 – 20%

180 Minutes